CVE intelligence and bounded remediation

CVE-2024-8451 — Planet Gs-4210-24P2S Firmware security vulnerability

High CVSS 7.5

Certain switch models from PLANET Technology have an SSH service that improperly handles insufficiently authenticated connection requests, allowing unauthorized remote attackers to exploit this weakness to occupy connection slots and prevent legitimate users from accessing the SSH service.

Severity
High
CVSS
7.5 (3.1)
Published
2024-09-30
CISA KEV
Not currently listed
Ecosystem
operating-system
Weaknesses
CWE-280, CWE-400

Affected products

  • planet / gs-4210-24p2s_firmware
  • planet / gs-4210-24pl4c_firmware

Matched remediation archetype

Resource exhaustion and denial of service

This catalog composition supplies bounded fallback guidance. Explicitly reviewed curated workflows load with the complete record below.

Check exposure

  • Identify attacker-influenced work factors including input size, nesting, compression, fan-out, regex cost, allocation, recursion, retries, and connection lifetime.
  • Map per-request and shared CPU, memory, disk, descriptor, thread, queue, and downstream-service limits.
  • Determine whether authentication, tenancy, quotas, and rate controls apply before expensive processing begins.

Remediate safely

  • Bound input size, nesting, expansion, work, concurrency, queue depth, retries, and execution time before resource-intensive processing.
  • Release resources on every success, error, cancellation, and timeout path and use backpressure instead of unbounded buffering.
  • Update affected components and add small deterministic tests that assert resource ceilings rather than exhausting a host.

Authoritative sources

Complete CVE record and remediation plan

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